A new spectral analysis method based on random decrement signature was presented for ship seakeeping performance analysis.
提
种新的基于随机衰减信
的谱分析方法以用于船
性能分析。
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Mr Hawtrey, for example, who attaches great importance to changes in liquid capital, i.e. to undesigned increments (or decrements) in the stock of unsold goods, has suggested a possible definition of investment from which such changes are excluded.
例如，Hawtrey 先
重视流动资本的变化，即未售
商品存量的意外增加（或减少），
了一个可能的投资定义，将此类变化排除在外。
